Related Clues:

• "High Times" reader, typically
• Stoner
• Dope fiend
• Primarily pointing out Tim Henman’s earlier answer: “Djokovich is grass lover”
• Endless cloud of smoke, notice - mine?
• Drug addict's articles locked away by school
• Dope? That's endless supply needed for me
• High-minded sort?
• Jack ... / Cheese ..
• One living the high life?
• Person with high ideals?
• Toilet / Toilet